body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td, a {
  margin: 0;
  padding: 0;
  text-decoration: none;
  font-family: Roboto;
}

ul, li {
  padding: 0;
  margin: 0;
  list-style: none;
}

body {
  background-color: #252638ff;
}

.small_font {
  color: #f0f0f0ff;
  font-family: Microsoft YaHei;
  font-weight: regular;
  font-size: 12px;
}

.normal_font {
  color: #f0f0f0ff;
  font-family: Microsoft YaHei;
  font-weight: regular;
  font-size: 16px;
  line-height: normal;
  letter-spacing: 0px;
}

.big_font {
  color: #fff;
  font-family: Roboto;
  font-weight: bold;
  font-size: 25px;
}

.main {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: url("../img/bg.png") no-repeat;
  background-size: 100% 100%;
  background-repeat: repeat-y;
  min-width: 1200px;
  min-height: 960px;
}

.in_box {
  width: 420px;
  height: 300px;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0px 7px 9px 0px #0000000c;
}

.u_name {
  width: 315px;
  height: 45px;
  border-radius: 4px;
  border-width: 1px;
  border-style: solid;
  outline: none;
  text-indent: 37px;
  background: url('../img/name_u.png') no-repeat left center;
  background-size: 33px;
  margin-left: 50px;
  margin-top: 28px;
  border-color: #E4E9F0;
  color: #313351;
}



.box_line {
  display: flex;
  flex-direction: row;
  justify-content: center;
  padding-top: 20px;
}

.u_btn {
  width: 315px;
  height: 45px;
  border-radius: 4px;
  border-width: 1px;
  border-style: solid;
  outline: none;
  margin-left: 50px;
  margin-top: 22px;
  border-radius: 4px;
  border-color: #E4E9F0;
  background: linear-gradient( 106.87deg, #ea473e 0%, #fe6259 57.99999999999999%, #ff685f 57.99999999999999%, #ff665e 66%, #fe6860 100%);
  box-shadow: 0px 12px 16px 0px #084b6b26;
  color: #fff;
}

.u_pass {
  width: 315px;
  height: 45px;
  border-radius: 4px;
  border-width: 1px;
  border-style: solid;
  outline: none;
  text-indent: 37px;
  background: url('../img/pass_u.png') no-repeat left center;
  background-size: 33px;
  margin-left: 50px;
  margin-top: 28px;
  border-color: #E4E9F0;
  color: #313351;
}


.f_pass {
  color: #999999ff;
  margin-left: 50px;
  text-align: right;
  margin-right: 60px;
  margin-top: 13px;
  float: right;
}

.t_title_u {
  padding-top: 213px;
  display: flex;
  justify-content: center;
  flex-direction: row;
}

.t_title_d {
  display: flex;
  justify-content: center;
  flex-direction: row;
}

.t_txt {
  color: #fff;
  font-size: 60px;
  font-weight: bold;
}

.t_txt_d {
  color: #fff;
  font-size: 20px;
  font-weight: bold;
}

.t_foot{
  display: flex;
  justify-content: center;
  flex-direction: row;
}

.t_img {
  margin-top: 50px;
  width: 450px;
}